*SUPPORT*
IN: zup dax tufa OUT: GREEN BLUE
IN: lug OUT: PURPLE
IN: lug lug blicket tufa wif tufa wif gazzer OUT: RED BLUE BLUE PURPLE PURPLE PURPLE PURPLE
IN: tufa wif tufa OUT: BLUE BLUE
IN: tufa gazzer lug blicket zup OUT: GREEN BLUE RED PURPLE BLUE RED PURPLE
IN: zup gazzer OUT: GREEN RED
IN: lug wif zup OUT: GREEN PURPLE
IN: gazzer dax gazzer wif tufa wif tufa OUT: BLUE BLUE RED RED
IN: lug wif lug OUT: PURPLE PURPLE
IN: tufa blicket lug dax lug wif lug OUT: PURPLE PURPLE BLUE BLUE PURPLE
IN: gazzer OUT: RED
IN: zup dax lug OUT: GREEN PURPLE
IN: gazzer zup OUT: RED GREEN
IN: tufa blicket zup OUT: GREEN BLUE BLUE

*QUERY*
IN: zup blicket lug OUT: PURPLE GREEN GREEN
IN: lug lug dax gazzer OUT: PURPLE PURPLE RED
IN: tufa OUT: BLUE
IN: lug gazzer zup tufa OUT: PURPLE RED GREEN BLUE
IN: gazzer gazzer blicket zup OUT: GREEN RED RED RED RED
IN: tufa wif zup OUT: GREEN BLUE
IN: tufa dax zup OUT: BLUE GREEN
IN: lug dax tufa blicket tufa OUT: BLUE PURPLE BLUE PURPLE BLUE
IN: tufa wif lug OUT: PURPLE BLUE
IN: lug dax zup wif zup OUT: GREEN PURPLE GREEN

*GRAMMAR*
gazzer -> RED 
 lug -> PURPLE 
 tufa -> BLUE 
 zup -> GREEN 
 x1 blicket u1 -> [u1] [x1] [x1] 
 x1 dax u1 -> [x1] [u1] 
 x1 wif u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 